United States
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
C1921-3G-S-K9
Original Stock
Ready to Ship
Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9
FEATURED DEAL
Featured Deal
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
C1921-3G-S-K9
- Description:
- Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9
- Rating:
Added to cart 28 times recently
- Availability:
Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0882658427060
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$1,995.00
- Price:
$1,038.0048% off
Quantity:
1
100% Genuine Guaranteed
Global Delivery
Business Terms / PO Accepted
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
4Global Offices
25+Distribution Points
100+Countries Served
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
- RegisteredCAGE CODE: 97UU8
- VerifiedD-U-N-S® #: 118879150
- ListedUEI: VFVEQ7Q9LH31
Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
10+Years Operating
20,000+Clients Served
150K+SKUs Available
C1921-3G-S-K9 Overview
C1921-3G-S-K9 is a fixed, enterprise-class integrated services router engineered for branch offices requiring versatile connectivity and high-performance data routing. It delivers a robust architecture that consolidates wired Ethernet and integrated 3G wireless capabilities, ensuring continuous WAN access while supporting advanced routing protocols, multi-protocol VPN services, and built-in firewall security.
Designed for demanding business environments, this router offers flexible power options via an AC power supply and features two 10/100 Ethernet ports providing dedicated LAN/WAN connectivity. With modular expansion through an EHWIC slot, integrated voice/video services, redundancy features for high availability, and QoS capabilities to ensure prioritized traffic, the C1921-3G-S-K9 is ideally suited to small enterprise and branch office use cases that require secure and reliable multi-service connectivity.
C1921-3G-S-K9 price is $1,038.00, a 48% saving from the Cisco list price of $1,995.00. C1921-3G-S-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C1921-3G-S-K9 for additional pricing. Browse the full Router Isr 1900 series or explore all Cisco products.
C1921-3G-S-K9 Specifications
- Product Type
- Enterprise Router
- Brand
- Cisco
- VPN Support
- IPSec / SSL VPN / DMVPN
- Power Source
- AC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- Broadband
- 3G
- Architecture
- Fixed
- WAN Configuration
- WAN
- WAN Ports
- 1 WAN
- LAN Ports
- 2 LAN Ports
- Ethernet Technology
- 10/100
- Connectivity Type
- Wired
- Network Protocols
- IPv4 / IPv6
- Remote Management
- CLI / SNMP / SSH
- Compliance Standards
- FCC / CE
- Wireless Support
- No
- Speed/Capacity
- Fast Ethernet
- Firewall Features
- Yes
- Features
- VPN / Firewall / IPv6 Compatible / Integrated Services
- Use Case
- Enterprise / Small Business
- Management
- Managed
- Form Factor
- Desktop / Rack-mount
- Integrated Services
- Voice / Video / WAN Optimization
- High Availability Support
- Supported
- Throughput Capacity
- 100 Mbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall / Intrusion Prevention
- Expansion Slots
- EHWIC
- Modular Slots Available
- 1 Slot
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 256 MB
- Flash Memory
- 256 MB
- Interface Ports
- RJ-45
- Power
- 65 Watt
- Device Type
- Router
- Product Name
- Cisco 1921 Integrated Services Router (C1921-3G-S-K9)
C1921-3G-S-K9 Use Case
Reliable Retail Branch Office Connectivity with LTE Failover
In a national retail chain, remote stores deploy the C1921-3G-S-K9 Cisco 1900 Series Wireless WAN Bundle to maintain always-on connectivity. The integrated 3G cellular modem provides automatic LTE failover when primary links fail, securing POS transactions and inventory management. Benefit: uninterrupted operations, PCI-compliant data security, and enhanced customer experience.
Mobile Command Center Communications for Emergency Response
Public safety agencies leverage the C1921-3G-S-K9 Cisco 1900 Series Wireless WAN Bundle in mobile command vehicles at disaster sites. The router establishes secure VPN tunnels over 3G networks, enabling real-time video streaming, incident management dashboards, and interagency coordination. Benefit: high-availability communications, rapid deployment, and encrypted data exchange under critical conditions.
Industrial IoT Data Aggregation in Distributed Manufacturing
A manufacturing enterprise uses the C1921-3G-S-K9 Cisco 1900 Series Wireless WAN Bundle to connect remote production sites and IoT sensor networks. The device aggregates machine data over 3G links into a centralized analytics platform while enforcing firewall and QoS policies. Benefit: improved operational visibility, reduced latency, and simplified IoT infrastructure management.
Speak To a Hardware Specialist in Your Region
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
Product Comparison Table 
| C1921-3G-S-K9 |  CISCO1941W-N/K9 |  C1921-3G-V-K9 |  C1941-SEC-SRE/K9 |  CISCO1941-HSEC+/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Encryption | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC / CE | FCC / CE | FCC, CE | FCC, CE | FCC / CE |
| Connectivity Type | Wired | Wired / Wireless | Wired | Wired | Wired / Ethernet |
| Device Type | Router | Router | Router | Router | Router |
| Ethernet Technology | 10/100 | 10/100 | 10/100 Ethernet | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC | EHWIC | EHWIC | EHWIC |
| Features | VPN / Firewall / IPv6 Compatible / Integrated Services | VPN / IPv6 Compatible / Firewall | VPN, IPv6 Compatible, Firewall, Encryption | VPN / IPv6 Compatible / Firewall / Syslog | VPN / Firewall / IPv6 Compatible |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 256 MB | 128 MB | 256 MB |
| Form Factor | Desktop / Rack-mount | Desktop | Desktop | Rack-mount | Desktop |
| High Availability Support | Supported | Not Supported | Supported | Supported | Not Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 2 LAN Ports | 4 LAN Ports | 2 LAN Ports | 4 LAN Ports | Modular LAN |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 256 MB |
| Modular Slots Available | 1 Slot | 2 Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4 / IPv6 | IPv4, IPv6 | IPv4, IPv6 | IP / TCP / UDP / OSPF / EIGRP / BGP / RIP / ICMP |
| Power | 65 Watt | 85W | 65 Watt | 50 W | 55W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply / DC Power Supply | AC Power Supply |
| Product Name | Cisco 1921 Integrated Services Router (C1921-3G-S-K9) | Cisco 1941 Integrated Services Router with Wireless | Cisco 1921 Integrated Services Router 3G Voice | Cisco 1941 Security Services Router (C1941-SEC-SRE/K9) | CISCO1941-HSEC+/K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / SSH | SSH / Telnet / SNMP | SSH, Telnet, SNMP | SSH, Telnet, SNMP | CLI / SNMP / Telnet / SSH |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / BGP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Stacking Capability | No | No | No | No | No |
| Throughput Capacity | 100 Mbps | 0.025 Gbps | 75 Mbps | 0.075 Gbps | 0.075 Gbps |
| Use Case | Enterprise / Small Business | Small Business | Business, Branch Office | Enterprise | Enterprise / Small Business |
| VPN Support | IPSec / SSL VPN / DMVPN | IPSec / DMVPN | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / N/A / N/A / N/A / N/A | IPSec / SSL VPN / DMVPN |
| WAN Configuration | WAN | Dual WAN | WAN | Dual WAN | Dual WAN |
| WAN Ports | 1 WAN | 2 WAN | 2 WAN Ports | 2 WAN | 2 WAN |
| Wireless Support | No | Yes | No | No | No |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
K
Karen Peterson
5
Reliable 3G router that performs consistently well. Setup is easy, and it has been running smoothly for our remote teams.
J
James Cooper
4
Perfect for remote offices with 3G connectivity. It works well and offers good performance for both WAN and failover.
D
David Harris
4
The 3G WAN connectivity is stable and the router has been reliable in our remote locations. No complaints so far.
R
Rebecca Adams
5
Solid 3G WAN solution for our branch offices. Provides stable, consistent service and simple configuration.
T
Thomas Reed
5
Dependable and easy to manage. Great choice for locations relying on 3G connectivity for backup WAN.
Questions & Answers
What is the Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9?
The Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9 is a modular branch router with embedded 3G WWAN, dual Gigabit Ethernet ports, and integrated Cisco IOS security services for secure, reliable WAN connectivity.
What key features does the C1921-3G-S-K9 offer?
The C1921-3G-S-K9 offers embedded HSPA+ 3G connectivity, modular WAN interface slots, IPsec VPN acceleration, Zone-Based Firewall, dual Gigabit Ethernet ports, and Cisco IOS SD-WAN readiness.
What are the hardware specifications of the Cisco C1921-3G-S-K9?
It includes a 1.2 GHz dual-core CPU, 256 MB DRAM, 64 MB Flash, one onboard 3G WWAN card slot, two integrated Gigabit Ethernet ports, and a console port.
Which wireless technologies does the Cisco C1921-3G-S-K9 support?
It supports 3G HSPA+ and HSUPA technologies with backward compatibility to GSM, GPRS, and EDGE networks for broad carrier interoperability.
What security protocols are supported by the Cisco 1900 Series Wireless WAN Bundle?
It supports IPsec VPN, SSL VPN, Zone-Based Firewall, Secure Boot, Trust Anchor module, Network Address Translation (NAT), and Cisco IOS intrusion prevention.
How do I deploy the Cisco C1921-3G-S-K9 in my network?
Install the C1921-3G-S-K9 at branch offices or remote sites, insert a compatible 3G SIM, configure Cisco IOS via CLI or Cisco Configuration Professional, and connect LAN/WAN interfaces.
Is the C1921-3G-S-K9 suitable for small and medium businesses?
Yes. Its compact form factor, integrated 3G WWAN, enterprise-grade security, and flexible licensing make it ideal for SMB branch networking and mobile deployments.
Does the Cisco 1900 Series Wireless WAN Bundle support simultaneous WAN connectivity?
Yes. It supports dual WAN connectivity with automatic failover and load balancing between 3G WWAN and Ethernet WAN interfaces.
How do I configure 3G connectivity on the C1921-3G-S-K9?
Enable the cellular interface in Cisco IOS (interface cellular 0), set the APN and authentication parameters, insert the SIM card, and verify status with show cellular interface commands.
What management tools are compatible with the Cisco 1900 Series Wireless WAN Bundle?
Manage the C1921-3G-S-K9 via Cisco Prime Infrastructure, Cisco DNA Center, Cisco Configuration Professional, SNMP, NETCONF/RESTCONF, and CLI.
Can I upgrade the firmware of the Cisco C1921-3G-S-K9?
Yes. You can upgrade the IOS image using TFTP, FTP, USB, or Cisco Smart Software Manager to install the latest feature-rich and secure releases.
What is the typical routing throughput of the Cisco 1900 Series Wireless WAN Bundle?
The C1921-3G-S-K9 delivers up to 85 Mbps of IP routing throughput, depending on the feature set and security services enabled.
What warranty and support options are available for the C1921-3G-S-K9?
Cisco provides a Limited Lifetime Warranty with one-year next-business-day replacement, and optional SMARTnet support tiers for 24x7 hardware and software coverage.
Are spare parts and modules available for the Cisco C1921-3G-S-K9?
Yes. Cisco-authorized partners supply replacement power supplies, fan modules, WAN interface cards, and cellular card kits for the C1921-3G-S-K9.
How energy efficient is the Cisco 1900 Series Wireless WAN Bundle?
It meets ENERGY STAR requirements and uses low-power processors with efficient power supplies to minimize energy consumption in branch deployments.
What pricing factors should I consider when purchasing the C1921-3G-S-K9?
Consider the base hardware cost, required IOS software feature licenses (SEC, ADV), optional SMARTnet support, and regional 3G carrier compatibility fees.